CN113838206B - BIM-based rockery waterfall three-dimensional design method - Google Patents
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Abstract
The invention discloses a BIM-based rockery waterfall three-dimensional design method, which comprises the following steps: 1. constructing an equal-scale reduced rockery solid model and a steel structure three-dimensional design model, arranging a reservoir at the top of the rockery, and planning the position and the flow direction of waterfall water flow; 2. pasting a sensor element on the surface of the rockery along the position of the waterfall flowing region, scanning the surface of the rockery by using a three-dimensional scanner, and collecting point position information; 3. generating a rockery virtual three-dimensional BIM model, linking and interacting the steel structure design model with the rockery virtual three-dimensional BIM model, and determining a rockery waterfall basin range; 4. according to the flow and the flow direction of the waterfall, designing a stainless steel water tank in the virtual three-dimensional BIM model of the rockery; 5. and (3) carrying out interactive linking on the three-dimensional scanned rockery solid model and the steel structure model, drawing a pipeline in a three-dimensional view through a pipeline layout function in a BIM technology, and selecting an optimal scheme to finish the design of the pipeline in the rockery waterfall.
Description
Technical Field
The invention belongs to the technical field of data processing, and particularly relates to a BIM-based rockery waterfall three-dimensional design method.
Background
In the construction process of theme parks, large rockery is often set to create a unique environmental style. If the Beijing Zhuan Yingcheng large-scale plastic stone rockery is about 50 meters in height and 90 meters in longitudinal projection length, the plastic stone rockery imitates the volcanic eruption of the Jurassic world, the rockery mountain top is provided with an artificial waterfall landscape, the plastic stone rockery is poured out from the rockery top, a waterfall flowing area cannot be accurately determined by a two-dimensional drawing, a water source of the rockery waterfall comes from an external water storage tank and needs to be connected to the top of the waterfall through a pipeline, the primary and secondary structures of the internal steel structure of the rockery are quite complex, the trend of the pipeline cannot collide with the primary and secondary structures, and the trend of the pipeline layout is set to be the optimal scheme, so that the water head loss can be effectively reduced, and resources are saved.
Disclosure of Invention
The invention aims to provide a BIM-based three-dimensional design method for a rockery waterfall, which aims to solve the technical problem that the waterfall flowing-through area cannot be accurately determined and the pipeline layout is difficult to set as an optimal scheme.
In order to solve the technical problems, the specific technical scheme of the invention is as follows:
a BIM-based rockery waterfall three-dimensional design method comprises the following steps:
step 1, building an artificial mountain solid model and a steel structure three-dimensional design model which are reduced in equal proportion, arranging a reservoir at the top of the artificial mountain, and planning the position and the flow direction of waterfall water flow;
step 2, pasting a sensor element on the surface of the rockery along the position of the waterfall flowing-through area, scanning the surface of the rockery by using a three-dimensional scanner, collecting point position information, and collecting the position information of the waterfall flowing-through area;
step 3, processing the acquired data to generate a rockery virtual three-dimensional BIM model, linking and interacting the steel structure three-dimensional design model with the rockery virtual three-dimensional BIM model, and determining a rockery waterfall basin range;
step 4, designing a stainless steel water tank in the rockery virtual three-dimensional BIM model according to the flow and the flow direction of the waterfall in the rockery virtual three-dimensional BIM model;
and 5, carrying out interactive linking on the rockery virtual three-dimensional BIM model and the steel structure three-dimensional design model, drawing the pipeline in the three-dimensional view through the pipeline layout function in the BIM technology, drawing various pipeline layout modes according to the specification requirements, selecting an optimal scheme, and then determining the diameter of the pipeline according to the flow rate and the pressure of water flow to finish the design of the pipeline in the rockery waterfall.
Further, the rockery solid model in the step 1 includes information of appearance and material.
Furthermore, in the step 3, the steel structural member at the range of the rockery waterfall is made of stainless steel, and the stainless steel can resist water erosion.
Furthermore, the stainless steel water tank in the step 4 can store water.
Further, the method for selecting the optimal scheme in the step 5 is to detect the flow rate, the flow velocity and the head loss of the pipeline water under different layout modes, and perform comparison and selection.
The three-dimensional design method of the rockery waterfall based on BIM has the following advantages:
1. according to the method, the sensor element is stuck on the artificial hillside epidermis along the position of the waterfall flowing-through area, the three-dimensional scanner is used for scanning the artificial hillside epidermis, the position information of the waterfall flowing-through area is mainly collected, the collected data are processed to generate an artificial hillside virtual three-dimensional BIM model, the steel structure design model is linked and interacted with the artificial hillside virtual three-dimensional BIM model, the range of the artificial hillside waterfall river basin is determined, and the waterfall flowing-through area can be accurately determined;
2. according to the invention, the three-dimensional scanning rockery solid model and the steel structure model are in interactive linkage, the pipeline is drawn in the three-dimensional view through the pipeline layout function in the BIM technology, various pipeline layout modes are drawn according to the specification requirements, an optimal scheme is selected, then the diameter of the pipeline is determined according to the flow rate and the pressure of water flow, the design of the pipeline in the rockery waterfall is completed, the head loss can be effectively reduced, and the resources are saved.
Drawings
FIG. 1 is a flow chart of a BIM-based rockery fall three-dimensional design method of the invention;
FIG. 2 is a stainless steel pole piece model of the present invention;
FIG. 3 is a stainless steel sink model of the present invention;
FIG. 4 is a schematic diagram of a method for determining waterfall pipeline layout using BIM in accordance with the present invention;
FIG. 5 is a schematic diagram of the present invention for analyzing pipeline collisions using BIM techniques.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following describes a three-dimensional design method of a rockery and waterfall based on BIM in detail with reference to the accompanying drawings. The invention relates to a flow chart of a three-dimensional design method of a rockery waterfall based on BIM, which comprises the steps of firstly manufacturing a rockery solid model with reduced equal proportion, then carrying out simulated layout of the waterfall on the rockery solid model, acquiring waterfall information by three-dimensional scanning after the layout is completed, carrying out steel structure design in a water flow area by utilizing a BIM technology, and carrying out water tank and waterfall pipeline design by utilizing the BIM technology.
The specific operation is shown in fig. 1, and the method comprises the following steps:
step 1, firstly, constructing an artificial mountain entity model and a steel structure three-dimensional design model with reduced equal proportion according to a creative design scheme, setting the proportion of the artificial mountain entity model to be 1:100, manually carving by using gypsum as carving materials by creative teams, and manufacturing the artificial mountain entity model. The rockery solid model needs to contain information of appearance and materials, and then a reservoir is arranged at the top of the rockery according to the creative scheme, so that the position and the flow direction of waterfall water flow are planned.
And 2, after the rockery solid model is manufactured, pasting a sensor element on the rockery epidermis along the position of the waterfall flowing-through region, scanning the rockery epidermis by using a three-dimensional scanner to acquire point cloud data information, and collecting the position information of the waterfall flowing-through region.
And 3, processing the acquired point cloud data, importing three-dimensional BIM design software to generate a rockery virtual three-dimensional BIM model, linking and interacting the steel structure three-dimensional design model and the rockery virtual three-dimensional BIM model as shown in fig. 2, determining the range of a rockery waterfall basin, and setting the steel structure component at the position as a stainless steel material through a material setting function in Tekla software. The stainless steel can more effectively resist water flow erosion, so that engineering quality is ensured.
And 4, designing a stainless steel water tank in the rockery virtual three-dimensional BIM according to the flow and the flow direction of the waterfall, wherein a certain amount of water can be stored in the stainless steel water tank, so that the modeling of the waterfall is more vivid and image. The specific operation method is that the 'internal modeling type' function under the building tab is used through the Revit software, and the three-dimensional model of the rockery stainless steel water tank is drawn through the functions of stretching, rotating, lofting and the like. As shown in fig. 3.
Step 5, the water source of the rockery waterfall comes from an external water storage tank, the water source is connected to the top of the waterfall through a pipeline, the primary and secondary structures of the steel structure in the rockery are quite complex, the trend of the pipeline cannot collide with the primary and secondary structures, the trend of the pipeline layout is set to be the optimal scheme, the head loss can be effectively reduced, and resources are saved. Firstly, carrying out interactive linking on a rockery virtual three-dimensional BIM model and an internal steel structure three-dimensional design model, and drawing a waterfall water supply pipeline through a pipeline drawing function under a Revit software system function tab. According to the specification requirements, a plurality of pipeline layout modes can be drawn by oneself, then the flow, the flow speed and the head loss of pipeline water under different layout modes are detected through the flow test and inspection function in the Revit software, comparison and selection are carried out, and an optimal scheme is selected to finish the design of the pipeline in the rockery waterfall. As shown in fig. 4. After the water tank and the pipeline are drawn, the pipeline, the water tank and the internal steel structural member are subjected to collision detection through the collision checking function under the cooperation tab in the Revit software, collision points are searched and adjusted, no collision of the pipeline is ensured, and the analysis pipeline collision schematic diagram is shown in fig. 5.
It will be understood that the invention has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The three-dimensional design method of the rockery waterfall based on BIM is characterized by comprising the following steps of:
step 1, building an artificial mountain solid model and a steel structure three-dimensional design model which are reduced in equal proportion, arranging a reservoir at the top of the artificial mountain, and planning the position and the flow direction of waterfall water flow;
step 2, pasting a sensor element on the surface of the rockery along the position of the waterfall flowing-through area, scanning the surface of the rockery by using a three-dimensional scanner, collecting point position information, and collecting the position information of the waterfall flowing-through area;
step 3, processing the acquired data to generate a rockery virtual three-dimensional BIM model, linking and interacting the steel structure three-dimensional design model with the rockery virtual three-dimensional BIM model, and determining a rockery waterfall basin range;
step 4, designing a stainless steel water tank in the rockery virtual three-dimensional BIM model according to the flow and the flow direction of the waterfall in the rockery virtual three-dimensional BIM model;
and 5, carrying out interactive linking on the rockery virtual three-dimensional BIM model and the steel structure three-dimensional design model, drawing the pipeline in the three-dimensional view through the pipeline layout function in the BIM technology, drawing various pipeline layout modes according to the specification requirements, selecting an optimal scheme, and then determining the diameter of the pipeline according to the flow rate and the pressure of water flow to finish the design of the pipeline in the rockery waterfall.
2. The three-dimensional design method of a rockery waterfall based on BIM according to claim 1, wherein the rockery solid model in step 1 includes information of appearance and material.
3. The three-dimensional design method of a rockery waterfall based on BIM according to claim 1, wherein in the step 3, the steel structural member at the range of the rockery waterfall is made of stainless steel, and the stainless steel resists erosion of water flow.
4. The three-dimensional design method of a BIM-based rockery fall according to claim 1, wherein the stainless steel water tank in the step 4 can store water.
5. The three-dimensional design method of the rockery waterfall based on the BIM according to claim 1, wherein the optimal scheme is selected in the step 5, namely, the water flow, the flow velocity and the head loss under different layout modes are detected, and the comparison is performed.
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| CN107265780A (en) * | 2017-08-04 | 2017-10-20 | 上海勘测设计研究院有限公司 | Suitable for the cleaning system of artificial hillock water body |
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| CN104912026A (en) * | 2015-06-05 | 2015-09-16 | 天津大学 | Artificial waterfall landscape design active control method based on steam-doped characteristic simulation |
| WO2018057618A1 (en) * | 2016-09-20 | 2018-03-29 | Dana-Farber Cancer Institute, Inc. | Compositions and methods for identification, assessment, prevention, and treatment of aml using usp10 biomarkers and modulators |
| CN108053472A (en) * | 2017-12-13 | 2018-05-18 | 苏州科技大学 | A kind of artificial hillock design method based on threedimensional model group scape |
| CN109747326A (en) * | 2019-02-28 | 2019-05-14 | 广州市设计院工程建设总承包公司 | Artificial hillock preparation method and system |
| CN112182717B (en) * | 2020-10-10 | 2021-10-22 | 中国建筑第二工程局有限公司 | Rockery model deepening design method and device based on BIM and storage medium |
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| CN107265780A (en) * | 2017-08-04 | 2017-10-20 | 上海勘测设计研究院有限公司 | Suitable for the cleaning system of artificial hillock water body |
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